In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Glyn Collwyn like this:

GLYN-COLLWYN, a hamlet-chapelry and a glen in the S of Brecon. The chapelry 1ies in the glen, on the Brecon and Merthyr railway, 2½ miles NE of Dolygaer r. station, and 8 NNE of Merthyr-Tydvil; and is in the parish of Llanvigan. Post town, Merthyr-Tydvil. Pop., 342. Houses, 66. The living is a p. curacy, annexed to the rectory of Llanvigan, in the diocese of St. David's. The glen is overhung by the Brecknock Beacons; is about 6 miles long; and possesses grand scenery.

Glyn Collwyn through time

Glyn Collwyn is now part of POWYS District. Click here for graphs and data of how POWYS has changed over two centuries. For statistics about Glyn Collwyn itself, go to Statistics.

How to reference this page:

GB Historical GIS / University of Portsmouth, History of Glyn Collwyn, in Powys and Brecknockshire | Map and description, A Vision of Britain through Time.

URL: https://www.visionofbritain.org.uk/place/23879

Date accessed: 08th April 2026


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